get going vs push off

get going

verb
  • To leave, or depart. 

  • To talk passionately without interruption. 

  • To cause someone to talk passionately without interruption. 

  • To cry or bawl loudly. 

  • To arouse sexually. 

  • To excite intellectually. 

  • To begin or commence. 

push off

verb
  • To go away; to get lost. 

  • To delay, postpone, put off, push back. 

  • to commit a foul by pushing against an opponent to both accelerate more quickly and push the opponent in the opposite direction. 

How often have the words get going and push off occurred in a corpus of books? (source: Google Ngram Viewer )